text transformation

Explore the powerful capabilities of `sed`, a stream editor ideal for text manipulation on Unix-like systems. This guide covers basics from installing `sed` on various Linux distributions to performing text operations like replacing and deleting text. It also delves into advanced scripting techniques for complex tasks, making it an essential resource for both new and experienced users aiming to streamline their text processing workflows.

Explore the powerful `tr` command in UNIX, used for replacing and deleting characters from input text. This article covers how `tr` manipulates text efficiently by transforming cases, removing specific characters, and squeezing repeats. It elaborates on the command's syntax and its practical applications, though noting its limitations with multi-byte characters. Essential for those in system administration or programming looking to master UNIX-based text processing.